_______ 4 \/ x + 2 > - x
sqrt(x + 2) > 4/x
Or(And(-2 <= x, x < 0), And(2 < x, x < oo))
((-2 <= x)∧(x < 0))∨((2 < x)∧(x < oo))
[-2, 0) U (2, oo)
x in Union(Interval.Ropen(-2, 0), Interval.open(2, oo))